package com.example.tests;

import static org.junit.Assert.assertThat;
import static org.hamcrest.Matchers.*;
import java.util.Random;

import org.testng.annotations.Test;

import com.example.utils.SortedListOf;

public class GroupModificationTest extends TestBase { 
	
	@Test(dataProvider = "randomValidGroupGenerator")
	public void modifySomeGroup(GroupData group){		
       // save old action		
	   SortedListOf<GroupData> oldList = app.getGroupHelper().getUiGroups();
		
	   Random rnd = new Random();	
	   int index = rnd.nextInt(oldList.size() - 1);
	   
	   // actions
	   app.getGroupHelper().modifyGroup(index, group);
	   
	   // save new actions
	   SortedListOf<GroupData> newList = app.getGroupHelper().getUiGroups();
		
	   // compare states	
	   assertThat(newList, equalTo(oldList.without(index).withAdded(group)));
    }
}
